This is a well-functioning optocoupler isolation relay driver circuit.Let's focus on the R1 resistor in the circuit. What is the role of this resistor in the circuit? Do you have any other good design...
Hardware Engineer College degree or above, more than two years of work experience.Familiar with C language programming and development of 51, arm and other MCUs . Familiar with the design, development...
[i=s] This post was last edited by w562601331 on 2017-9-25 11:38 [/i] [p=30, 2, left] After a period of improvement, the work of small drone real-time environmental monitoring has come to an end. The ...
[size=4][font=微软雅黑][color=black]Event details: [url=https://bbs.eeworld.com.cn/thread-643348-1-1.html]Click here to view[/url][/color][/font][/size] [color=Black][align=left][backcolor=transparent][si...
Master the interrupt keyboard control and design methods through experiments. [/size][/font][/align][/align][align=left][align=left][font=Symbol][size=12pt][img=13,13]file:///C:/DOCUME~1/ADMINI~1/LOCA...
Inline instruction assembly instruction brief description
int _abs(int src);
int _labs (__int40_t src) ABS Returns the absolute value of src
int _add2 (int src1, int src2) ADD2 adds the high and...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]